On 3/6/2023 12:07 PM, Ferruh Yigit wrote: > On 2/18/2023 11:47 PM, Ferruh Yigit wrote: >> On 2/18/2023 11:06 AM, wushaohua wrote: >>> >>> 在 2023/2/18 4:43, Ferruh Yigit 写道: >>>> On 1/3/2023 2:30 AM, wushao...@chinatelecom.cn wrote: >>>>> From: Shaohua Wu <wushao...@chinatelecom.cn> >>>>> >>>>> Add the vxlan packet sending module to actively send >>>>> vxlan packets using a common network adapter. >>>>> The default vni is 1000. >>>>> example: >>>>> ./dpdk-testpmd -l 32-47 -n 16 --file-prefix pg0 -- -i >>>>> --rxq=16 --txq=16 --rxd=1024 --txd=1024 >>>>> --txpkts=64 --burst=64 --mbuf-size=4096 >>>>> --nb-cores=15 --underlay_tx_only >>>>> --underlay-eth-peer=0,f0:00:00:00:00:66 >>>>> --eth-peer=0,08:c0:eb:3e:87:af >>>>> --utx-ip=11.0.0.1,11.0.0.2 >>>>> --tx-ip=30.0.0.1,30.0.0.2 >>>>> --forward-mode=tuntxonly >>>>> --txonly-multi-flow >>>>> >>>>> Signed-off-by: Shaohua Wu <wushao...@chinatelecom.cn> >>>> Hi Shaohua, >>>> >>>> This is a good feature but I am not sure if this is in the scope of >>>> testpmd application. >>>> >>>> Testpmd has basic packet generation capabilities, and it is useful for >>>> quick/dirty testing, but for more advanced packet generation perhaps >>>> other tools like pktgen [1] can be used, what do you think? >>>> >>>> What is the justification to have this feature in testpmd, and what is >>>> your usecase? >>>> >>>> >>>> [1] >>>> https://git.dpdk.org/apps/pktgen-dpdk/ >>> >>> Hi Ferruh， >>> >>> Thank you for your review.From what I know now pktgen doesn't seem to >>> support the construction of vxlan packets. >>> >> >> I was asking if it makes sense to add this support to pktgen, instead of >> testpmd. >> > > I would be great to get some feedback from techboard. >
Hi Shaohua, This issue is discussed in technical board [1], decision is to not include feature in testpmd, please find details in the meeting notes. [1] https://inbox.dpdk.org/dev/by3pr18mb4785111eb04ed23cb0cb0107c8...@by3pr18mb4785.namprd18.prod.outlook.com/ >>> In a real test scenario, testpmd only sends bare packets and cannot cover >>> test scenarios, such as ovs decap performance. >>> Currently, testpmd of this patch is used, and the packet sending >>> performance is 22+Mpps with a 25G network adapter. >>> >>> This is necessary for testing DPU devices or virtualization scenarios. >>> >> >
